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Speed of Light

  1. Jan 15, 2005 #1
    All says light travels with C.But when it reaches that speed after emiting.
    I think one can't start with a speed > 0.
  2. jcsd
  3. Jan 15, 2005 #2


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    Science Advisor

    Photons always travel at the speed of light. They are born that way. It is not the same as with particles with mass.
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